Plato was an advocate of censorship of all the arts. But he did allow for some exceptions, so the cartoon above need not be only about ego-boosting hypocrisy. Here’s my summary of Plato’s arguments for censorship, as presented in The Republic. (Image source: An early edition of Douglas Palmer’s fun Does the Center Hold? An Introduction to Western Philosophy.)
Related: Socrates in Plato’s Apology and Crito. In the Philosophers, Explained series: